When dry stools appear in the form of bulbous stools, i.e., pellets of stool, it is usually a sign of severe constipation due to prolonged retention of stool in the intestinal tract. When there are pellets of stool, it is mainly considered as stubborn constipation. The cause of intractable constipation is mainly due to severe gastrointestinal motility disorder. Combined with excessive mental tension, stress, gastrointestinal motility disorders or intentional stool retention, a vicious cycle is formed, resulting in intractable constipation. In addition, persistent constipation may also be caused by organic lesions, such as congenital megacolon, rectal anatomical abnormalities that gradually lead to defecation difficulties at different ages; there is also incomplete intestinal obstruction, according to the different parts of the obstruction can be divided into colon type, rectal type, mixed type constipation. In summary, when the stool is a grain of grain is often some manifestations of increased constipation, if the effect of drugs is not good, can be combined with enemas to relieve the patient’s pain. Therefore, when the patient has dry stool, must go to the hospital in a timely manner, to clarify the cause and diagnosis, so that timely treatment, so that the right treatment early recovery.